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Science News by AGU

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B. Ehlmann

Chart plotting the evidence presented in the commentary by Weiss and Bottke.
Posted inEditors' Highlights

Fingerprints of Jupiter Formation

by B. Ehlmann 16 June 202127 January 2022

Meteorite isotopes, meteorite paleomagnetics, and planet formation models collectively show Jupiter formation via first slow then fast collection of material by core accretion in <5 million years.

Chart showing that results from a family of simulations that track changing pressures of three gases
Posted inEditors' Highlights

Is Atmospheric Oxygen a Planetary Signature for Life?

by B. Ehlmann 21 April 202115 March 2022

While some Earth-like worlds can generate significant O2 only by biology, “waterworlds” and “desert worlds” can build up O2 even without life because of chemical changes from atmosphere loss to space.

An aurora as seen from the International Space Station.
Posted inAGU News

AGU Advances Goes Online

by Susan Trumbore, A. Barros, E. Davidson, B. Ehlmann, J. Famiglietti, N. Gruber, M. Hudson, T. Illangasekare, Sarah Kang, T. Parsons, P. Rizzoli, V. Salters, B. Stevens, D. Wuebbles, P. Zeitler and T. Zhu 7 August 201913 August 2019

Featuring high-impact papers and a streamlined process, AGU’s new journal is ready to launch.

Posted inEditors' Vox

A Rover’s Eye View of Moving Martian Dunes

by A. D. Rogers and B. Ehlmann 21 November 20173 February 2018

A new special issue of JGR: Planets presents findings on sand motion, morphology, and mineralogy from the Curiosity rover’s traverse of the active Bagnold dune field in Gale crater.

Posted inScience Updates

Developing an Updated, Integrated Understanding of Mars

by B. Ehlmann, D. Beaty and M. Meyer 30 September 201430 May 2015

The Eighth International Conference on Mars;
Pasadena, California, 14–18 July 2014

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